Security locking device



FIG. 1 is a perspective view of a security locking device showing my new design, shown in a disassembled configuration;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view thereof, shown in an assembled configuration;

FIG. 9 is a perspective view thereof, shown in environmental use;

FIG. 10 is a another alternate perspective view thereof, shown in environmental use;

FIG. 11 is a front elevational view of FIG. 10;

FIG. 12 is a rear elevational view of FIG. 10;

FIG. 13 is a left side elevational view of FIG. 10;

FIG. 14 is a right side elevational view of FIG. 10;

FIG. 15 is a top plan view of FIG. 10;

FIG. 16 is a bottom plan view of FIG. 10;

FIG. 17 is a perspective view thereof, similar to FIG. 8; and,

FIG. 18 is a front elevational view of FIG. 17.

The broken lines in FIGS. 9-16 illustrate environment of door and door frame. The broken lines in FIGS. 17-18 illustrate unclaimed locking clips and bracket holes. Other broken lines illustrate projected reference lines. None of the broken lines form part of the claimed design. 

CLAIM The ornamental design for a security locking device, as shown and described. 